On the publication of her 30th novel, Cold Earth, in which the enigmatic Jimmy Perez discovers a dark secret buried on Shetland, we are delighted to host a special celebration of the Shetland novels and BBC One drama. Ann will be joined in conversation by Gaby Chiappe, lead scriptwriter on the series and Alison O'Donnell the actress who plays Tosh in Shetland. Chaired by broadcaster Erica Wagner.